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Welcome to Welco International, Inc. website.We are a US based company in the petroleum sector selling all Petroleum Related Products internationally and domestically. We have a sister company MING Colombia who has mining interest and facilities in Colombia. We sell all types of coal and coltan / tantalum and emeralds in the near future.
We are regularly Selling: coltan, coal, tantalum, tubulars, oil production equipments, drill pipes, natural gas equipments, earth moving equipments, drilling rigs.
We are regularly Buying: oilfield equipments, mining equipments, production equipments, drilling equipments, commodities.
Main Business Activities
Energy & Environment - Solid Fuel
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